Technology stocks across the region were under pressure, including many Huawei partners and suppliers. Taiwan’s major tech names also struggled: Catcher Technology fell 9.89 percent, Taiwan Semiconductor was down 2.65 percent, Largan Precision lost 9.94 percent and iPhone assembler Hon Hai dropped 3.63 percent. “Huawei equipment is more widely used (than ZTE is) by carriers around the world, including in Europe and Africa,” they said. ZTE shares listed in Hong Kong were down 5.94 percent on the

Shares of Nikkei heavyweight SoftBank Group fell 4.93 percent. Last year, SoftBank and Huawei jointly demonstrated potential use of the next generation of high-speed mobile internet; SoftBank is taking its mobile unit public on Dec. 19.

Analysts at Jefferies pointed out that Huawei has a major global presence in various technology areas such as telecommunications equipment, semiconductors, smartphones and cloud computing. It also represents a major growth driver for many tech manufacturers.

Huawei’s Meng, who is the daughter of the company’s founder, faces extradition to the U.S., according to Canada’s Department of Justice.

While the arrest represents a new escalation in American efforts to hold Chinese companies accountable for violation of U.S. laws, it is likely to elicit an angry reaction from Beijing, according to Eurasia Group.

“The investigation of Huawei could be a prelude to further action against the firm and its senior officials,” the Eurasia Group analysts said, adding that if the U.S. places a sudden ban on Huawei equipment, like it did with ZTE, the impact would be much greater.

“Huawei equipment is more widely used (than ZTE is) by carriers around the world, including in Europe and Africa,” they said.

ZTE shares listed in Hong Kong were down 5.94 percent on the day.

Both Huawei and ZTE are restricted from selling telecoms equipment in the U.S. due to what the U.S. describes as national security concerns.